Revert "kernel/power/powersuspend: cumulative update to version 1.5"

This reverts commit 9322d03f1e87ea7d660eb78f85415c021339c646.
Revert "kernel/power/powersuspend: LCD screen on/off hooks (Yank555.lu)"

This reverts commit 8179bbd5457f4b6f3e8189e55fb977fe71f398c0.